Koorma Vegetable Curry

• 14 tom w liquid (plum)
• 4 garlic (cloves)
• 4 mild chiles (drained chop)
• 3 bite sized cauliflower
• 2 potatoes
• 2 carrots
• 1 hopped onion
• 525 gr string beans
• 240 ml low fat yogurt (plain)
• 28 gr margarine